Regression of cephalic index following endoscopic repair of sagittal synostosis. NA Pickersgill, GB Skolnick, SD Naidoo, MD Smyth, KB Patel.
Date: October 2018. Source: Journal of Neurosurgery: Pediatrics [Online Before Print]. Objective: Metrics used to quantify preoperative severity and postoperative outcomes for patients with sagittal synostosis include cephalic index (CI), the well-known standard, and the recently described adjusted cephalic index (aCI), which accounts for altered euryon location. This study tracks the time course of these […]Read More
Hemimandibular Hyperplasia Correction by Simultaneous Orthognathic Surgery and Condylectomy Under Digital Guidance. Bi Han, X Wang, Z Li et al.
Date: July 2018. Source: Journal of Oral and Maxillofacial Surgery, Volume 76, Issue 7, pp 1563.e1-1563.e18. Objective: Orthognathic surgery with simultaneous condylectomy under digital guidance has been proved to be a feasible method to treat hemimandibular hyperplasia (HH). The objective of this study was to evaluate the effects and precision of correction of HH by […]Read More
Three‐dimensional facial phenotyping in obstructive sleep apnoea. RWW Lee.
Date: June 2018 Source: Respirology, Volume 23, Issue 6, pp 560-561. Abstract: Craniofacial structure is an important anatomical determinant of obstructive sleep apnoea (OSA). While obesity is the major attributing risk factor for OSA, it is well established that a restricted craniofacial bony skeleton also contributes to a more collapsible upper airway, which is a […]Read More
Evaluation of facial asymmetry in patients with juvenile idiopathic arthritis: Correlation between hard tissue and soft tissue landmarks. S Economou, P Stoustrup, KD Kristensen, M Dalstra, A Küseler, T Herlin, TK Pedersen.
Date: May 2018. Source: American Journal of Orthodontics and Dentofacial Orthopedics, Volume 153, Issue 5, Pages 662–672. Hightlights: • Soft-tissue and hard-tissue asymmetries in JIA patients are correlated. • In JIA patients, asymmetries are most pronounced in the lower facial third. • Glabella had the least deviation. • Pogonion presented the largest level of deviation. […]Read More
Test-retest reliability of smile tasks using three-dimensional facial topography. C Tanikawa, K Takada.
Date: May 2018. Source: Angle Orthodontist, Vol 88, No 3, pp 319–328. Objective: To evaluate the test-retest reliability of three types of facial expression tasks using three-dimensional (3D) facial topography. Methods: Twelve adult volunteers were enrolled in this study. They were instructed to perform three different facial expression tasks: rest posture, posed smile, and maximum […]Read More
Comparison of an unsupervised machine learning algorithm and surgeon diagnosis in the clinical differentiation of metopic craniosynostosis and benign metopic ridge. MJ Cho, RR Hallac, M Effendi, JR Seaward, AA Kane.
Date: April 2018. Source: Scientific Reports, Volume 8, Article number: 6312. Abstract: Metopic suture closure can manifest as a benign metopic ridge (BMR), a variant of normal, to “true” metopic craniosynostosis (MCS), which is associated with severe trigonocephaly. Currently, there is no gold standard for how much associated orbitofrontal dysmorphology should trigger surgical intervention. In […]Read More
Three-dimensional photography for the evaluation of facial profiles in obstructive sleep apnoea. SW Lin, K Sutherland, YF Liao, PA Cistulli, LP Chuang, YT Chou, CH Chang, CS Lee, LF Li, NH Chen.
Date: February 2018. Source: Respirology, 10.1111/resp.13261. Background and Objective: Craniofacial structure is an important determinant of obstructive sleep apnoea (OSA) syndrome risk. Three-dimensional stereo-photogrammetry (3dMD) is a novel technique which allows quantification of the craniofacial profile. This study compares the facial images of OSA patients captured by 3dMD to three-dimensional computed tomography (3-D CT) and […]Read More
Treatment of Craniosynostoses. N Salokorpi.
Date: November 2017. Source: Academic dissertation, Health and Biosciences, University of Oulu. Abstract: This work evaluated the safety and effectiveness of operative techniques used in cranioplastic surgery and outcomes of these surgical methods. In study I the feasibility of endocranial fixation in frontal remodeling surgery for metopic and coronal synostosis was established. Good to excellent […]Read More
Three-dimensional analysis of the effect of expansion and/or protraction on oropharyngeal volume and MCA in nonsyndromic CLP/CLCP children. J GAO, N ALREJAYE, S OBEROI.
Date: October 2017. Source: UCSF School of Dentistry Research and Clinical Excellence Day 2017 Program. UCSF students and research trainees present their work through posters and oral presentations to the School of Dentistry community and includes more than 60 presentations and draws more than 400 attendees. Objective: Cleft lip and palate (CLP) is the most […]Read More
Digital design of patient-specific abutments for the retention of implant-retained facial prostheses. C Kincade, L McHutchion, J Wolfaardt.
Date: March 2017. Source: Presented at the 2017 Annual Meeting of the Academy of Osseointegration, Orlando, Fla, March 2017 and the 6th Triennial Conference for Advanced Digital Technology in Head and Neck Reconstruction, Amiens, France, May 2017. Abstract: The present report describes the digital design of patient-specific milled abutments for the retention of osseointegrated facial […]Read More
Comprehensive treatment approach for condylar hyperplasia and mandibular crowding with custom lingual braces and 2-jaw surgery. PG Kyteas, WS McKenzie, PD Waite, CH Kau.
Date: January 2017 Source: American Journal of Orthodontics and Dentofacial Orthopedics, Volume 151, Issue 1, PP 174–185. Highlights: • A woman had progressive condylar hyperplasia from age 3 years. • Three-dimensional diagnosis and treatment plan were conducted. • A self-ligating lingual brace system were used. • Three-dimensional surgery was performed and splints placed to correct […]Read More
DENTAL TECHNIQUE: A 2-part facebow for CAD-CAM dentistry. YH Lam, TC Hsung, WS Choi, WK Luk, HN Pow.
Date: December 2016. Source: THE JOURNAL OF PROSTHETIC DENTISTRY. 116(6):843-847. Abstract: Converting the patient’s clinical information into the virtual world is a prerequisite for the computer-aided design and computer-aided manufacturing (CAD-CAM) of dental restorations. This article describes a modified facebow which facilitates the radiation-free registration of the maxillary teeth to a 3-dimensional face image for […]Read More
Three Basic Steps for Applying Digital Images to Oral and Facial Surgery. M ZAWARTKA, J WANG, B ZHENG
Date: December 2016. Source: The Chinese Journal of Dental Research, Volume 19, Number 4, pp185-189. Abstract: In this paper, the authors discuss three basic steps related to the application of digital technology to reconstructive oral and maxillofacial surgery (OMFS), in an effort to improve surgical outcomes. These steps include acquiring digital images, processing images in […]Read More
Orbital Reconstruction: Patient-Specific Orbital Floor Reconstruction Using a Mirroring Technique and a Customized Titanium Mesh. A Tarsitano, G Badiali, A Pizzigallo, C Marchetti.
Date: October 2016. Source: Journal of Craniofacial Surgery, Volume 27, Issue 7, p 1822–1825. Objective: Enophthalmos is a severe complication of primary reconstruction of orbital floor fractures. The goal of secondary reconstruction procedures is to restore symmetrical globe positions to recover function and aesthetics. The authors propose a new method of orbital floor reconstruction using […]Read More
Three-dimensional evaluation of the alar cinch suture after Le Fort I osteotomy. B van Loon, L Verhamme, T Xi, MJJ de Koning, SJ Bergé, TJJ Maal.
Date: October 2016. Source: International Journal of Oral and Maxillofacial Surgery, Volume 45, Issue 10, Pages 1309–1314. Abstract: Orthognathic surgery has an influence on the overlying soft tissues of the translated bony maxillomandibular complex. Improvements in both function and facial appearance are the goals of surgery. However, unwanted changes to the soft tissues, especially in […]Read More
3D Workflows in Orthodontics, Maxillofacial Surgery and Prosthodontics. Wicher J. van der Meer.
Date: 2016 Source: PhD Thesis Abstract: 3D workflows should result in clinical procedures that help clinicians to get better results with less effort and at lower costs. In other words, the 3D technology should make complex and difficult clinical procedures simpler and easier with reduced costs for healthcare. If 3D workflows are available with a […]Read More
Multimodal Image Registration for Mandible Motion Tracking. AA Tomaka, M Tarnawski, D Pojda.
Date: May 2016 Source: Information Technologies in Medicine, Volume 471 of the series Advances in Intelligent Systems and Computing pp 179-191. Abstract: The analysis of the condyle position in temporomandibular joint is crucial issue in differential diagnosis of bruxism and centric relation/maximal intercuspidation discrepancy or other temporomandibular joint disorders. The matter of importance are both […]Read More
Validation of the Alberta Pediatric Obstructive Sleep Apnea (APOSA) Index for Orthodontic Treatment Need in Pediatric Patients with Obstructive Sleep Apnea Symptoms.
Date: April 2016. Source: PhD Thesis. Medical Sciences, Orthodontics, University of Alberta. Objective: To determine the predictive ability of the Alberta Pediatric Obstructive Sleep Apnea (APOSA) Index for orthodontic treatment need in pediatric patients with obstructive sleep apnea symptoms. Methods: Thirty orthodontic records, representing a spectrum of craniofacial and oral features and severity, were evaluated […]Read More
Infantile hemangioma status by dynamic infrared thermography: A preliminary study. SA Burkes, M Patel, DM Adams, AM Hammill, KP Eaton, RR Wickett, MO Visscher.
Date: April 2016. Source: International Journal of Dermatology. Background: Infantile hemangiomas (IH) are initially warm due to increased proliferation and perfusion then involute with apoptosis and reduced perfusion. Objective quantitative evaluation of IH treatment response is essential for improving outcomes. We applied a functional imaging method, dynamic infrared (IR) thermography, to investigate IH status versus […]Read More
The Oropharyngeal Airway in Young Adults with Skeletal Class II and Class III Deformities: A 3-D Morphometric Analysis. YSN Jayaratne, RA Zwahlen.
Date: February 2016. Source: PLOS | One. Objective: 1) To determine the accuracy and reliability of an automated anthropometric measurement software for the oropharyngeal airway and 2) To compare the anthropometric dimensions of the oropharyngeal airway in skeletal class II and III deformity patients. Methods: Cone-beam CT (CBCT) scans of 62 patients with skeletal class […]Read More
Evaluating 3-Dimensional Soft Tissue Changes in Class III Chinese Patients after Orthognathic Surgery. JX Su, M Yow, MT Chew, HC Wong.
Date: September 2015. Source: 8th International Orthodontic Congress 2015, London. Aim: To evaluate facial soft tissue changes in Class III skeletal Chinese patients who have undergone orthognathic surgery. Objective. To determine if there is a correlation between hard and soft tissue movement after orthognathic surgery. Study Design: This is a retrospective study involving 15 Chinese […]Read More
Reducing cone beam CT scan height as a method of radiation reduction for photorealistic three-dimensional orthognathic planning. C Lin, TC Hsung, B Khambay.
Date: July 2015. Source: Journal of Cranio-Maxillofacial Surgery, 43(6):907-12. Objectives: To determine the superimposition accuracy of full-face stereophotographic images with 22 cm and 13 cm cone beam computed tomography (CBCT) scans. Material and methods: 22 cm CBCT scans and corresponding stereophotographic images (3dMD) for 30 subjects requiring orthognathic surgery were randomly selected. A 13 cm […]Read More
Recording and Transferring Head Positions to the Virtual Head Using a Multicamera System and Laser Level. KY Tian, ZL Xue, XJ Liu, X Wang, Z Li.
Date: June 2015. Source: Journal of Oral & Maxillofacial Surgery. Purpose: To fulfill the requirements of computer-aided orthognathic surgery, we developed a method of recording head positions in pitch and roll, and tested its accuracy and reliability. Materials and Methods: A laser level was used to project a horizontal laser line onto a volunteer’s face. […]Read More
Methods for Extraction and Analysis of Shape and Asymmetry from Craniofacial 3D Images. TA Darvann.
Date: June 24, 2015. Source: European Craniofacial Congress 2015, Gothenburg, Sweden. Summary: Being able to compare images is one of the core technologies of medical image analysis. In order to quantify change, e.g. due to growth or surgery, it is necessary to compare two or more images. And as part of population studies it is […]Read More
Cephalometric analysis and long-term outcomes of orthognathic surgical treatment for obstructive sleep apnoea. ED Ubaldo, GM Greenlee, J Moore, E Sommers, and AM Bollen.
Date: June 2015. Source: The International Journal of Oral and Maxillofacial Surgery, 44(6):752-9. Abstract: The aim of this study was to describe skeletal and posterior airway changes after orthodontic treatment and surgical jaw advancement, and to evaluate whether there is a correlation between increasing advancement and a long-term reduction in obstructive sleep apnoea (OSA). Lateral […]Read More
Posterior cranial vault distraction in the management of syndromic multi-suture craniosynostosis: Outcomes and 3D photographic/CT-based morphometric analysis. CR Forrest, BM French, A Clausen.
Date: April 11-14, 2015. Source: AAPS 94th Annual Meeting, Scottsdale, AZ, USA. PURPOSE: Posterior cranial vault distraction has recently been popularized as a first intervention technique in the management of syndromic and multi-suture craniosynostosis. The purpose of this study was to present our experience with posterior cranial vault distraction in the management of these complex […]Read More
The virtual patient in dental medicine. T Joda, GO Gallucci.
Date: April 2015. Source: Clinical Oral Implants Research, 26, pp 725–726. Objectives: The aim of this Short Communication was to present a workflow for the superimposition of intraoral scan (IOS), cone-beam computed tomography (CBCT), and extraoral face scan (EOS) creating a 3D virtual dental patient. Material and Methods: As a proof-of-principle, full arch IOS, preoperative […]Read More
Monobloc Le Fort III Distraction Osteogenesis for Correction of Severe Fronto-orbital and Midface Hypoplasia in Pediatric Crouzon Syndrome. F Hariri, LK Cheung, ZA Rahman, V Mathaneswaran, D Ganesan.
Date: February 2015. Source: The Cleft Palate-Craniofacial Journal. Abstract: In severe syndromic craniosynostosis, distraction osteogenesis (DO) provides superior segmental advancement and allows progressive clinical monitoring to ensure that adequate skeletal expansion is achieved. We report two cases of Crouzon syndrome involving a 3-year-old boy and a 4-year-old girl, who were both treated with monobloc Le […]Read More
Surgical Planning: 2D to 3D. PK Patel, LP Zhao, JW Ferraro.
Date: October 2014 Source: Ferraro’s Fundamentals of Maxillofacial Surgery. Springer New York, pp 331-367. Abstract: Surgeons and orthodontists are faced with the practical problem of objectively assessing a patient’s dentofacial skeletal deformity. Maxillofacial surgical planning is a multilevel process. It involves incorporating the clinical assessment of the soft-tissue envelop, the underlying facial skeletal structures, and […]Read More
The validity of 3dMDvultus in predicting soft tissue morphology following orthognathic surgery. Rehan Ullah.
Date: July 2014. Source: British Association of Oral Maxillofacial Surgeons (BAOMS) Meeting 2014, Edinburgh, United Kingdom. Presentation: The validity of 3dMDvultus in predicting soft tissue morphology following orthognathic surgery. Presenter: Rehan Ullah.Read More
Image Fusion in Craniofacial Virtual Reality Modeling Based on CT and 3dMD Photogrammetry. P Xin; H Yu; H Cheng; S Shen; SGF Shen.
Date: September 2013. Source: Journal of Craniofacial Surgery: Volume 24, Issue 5, pp 1573–1576. Purpose: The aim of this study was to demonstrate the feasibility of building a craniofacial virtual reality model by image fusion of 3-dimensional (3D) CT models and 3dMD stereophotogrammetric facial surface. Methods: A CT scan and stereophotography were performed. The 3D […]Read More
Presentation: Use of Digital Design. A Paradigm Shift in Surgical Planning for Craniofacial Surgery…Integrating Clinical Data with Static 3D Images. PR Shetye.
Date: September 2013. Source: International Society of Craniofacial Surgery 15th International Congress 2013, Jackson Hole, Wyoming, USA. Presentation: Use of Digital Design. A Paradigm Shift in Surgical Planning for Craniofacial Surgery… Integrating Clinical Data with Static 3D Images. Speaker: Pradip R. Shetye, DDS NYU Medical Center.Read More
3-Dimensional Facial Simulation in Orthognathic Surgery: Is It Accurate? SA Schendel, R Jacobson, S Khalessi.
Date: Aug 2013. Source: Journal of Oral and Maxillofacial Surgery, 71(8):1406-14. Purpose: The purpose of this study was to measure the accuracy of 3D computer simulation of soft tissue changes after orthognathic surgery. Materials and Methods: Consecutive patients who underwent orthognathic surgery were studied by photogrammetric facial scanning and cone-beam computed tomography before and after […]Read More
Three-dimensional reproducibility of natural head position. DW Weber, DW Fallis, MD Packerc.
Date: May 2013 Source: American Journal of Orthodontics and Dentofacial Orthopedics, Volume 143, Issue 5, pp 738-744. Introduction: Although natural head position has proven to be reliable in the sagittal plane, with an increasing interest in 3-dimensional craniofacial analysis, a determination of its reproducibility in the coronal and axial planes is essential. This study was […]Read More
Multimodal registration of three-dimensional maxillodental cone beam CT and photogrammetry data over time. N Bolandzadeh, W Bischof, C Flores-Mir, P Boulanger.
Date: February 2013. Source: Dentomaxillofacial Radiology, Volume 42, Issue 2. Objectives: In recent years, one of the foci of orthodontics has been on systems for the evaluation of treatment results and the tracking of tissue variations over time. This can be accomplished through analysing three-dimensional (3D) orthodontic images obtained before and after the treatments. Since […]Read More
Three-dimensional airway evaluation in 387 subjects from one university orthodontic clinic using cone beam computed tomography. CC Chiang, MN Jeffres, A Miller, DC Hatcher.
Date: November 2012 Source: Angle Orthodontist; 82(6): pp 985-92. Abstract: Objective: To determine the linear, volumetric, and cross-sectional area measurements in a large sample of subjects seeking treatment in a university clinic of orthodontics. Materials and Methods: Cone-beam computed tomography (CBCT) scans from 387 patients were analyzed retrospectively. All scans were loaded into the 3dMDvultus […]Read More
Airway Growth and Development: A Computerized 3-Dimensional Analysis. SA Schendel, R Jacobson, S Khalessi.
Date: September 2012. Source: Journal of Oral and Maxillofacial Surgery, Volume 70, Issue 9, Pages 2174–2183. Purpose: The present study was undertaken to investigate the changes in the normal upper airway during growth and development using 3-dimensional computer analysis from cone-beam computed tomography (CBCT) data to provide a normative reference. Methods: The airway size and […]Read More
Image Fusion in Preoperative Planning. SA Schendel, KS Duncan, CR Lane.
Date: November 2011. Source: 3D Imaging Technologies for Facial Plastic Surgery, Facial Plastic Surgery Clinics of North America, Vol 19, Issue 4 , Pages 577-590. Abstract: This article presents a comprehensive overview of generating a digital Patient-Specific Anatomic Reconstruction (PSAR) model of the craniofacial complex as the foundation for a more objective surgical planning platform. […]Read More
A new method of head positioning for orthodontic diagnosis based on 3D-CBCT and stereophotogrammetry. H MARUYAMA, R KANOMI.
Date(s): June 18-23, 2012. Source: 88th Congress EOS 2012, Santiago de Compostela, Spain. Presentation: A new method of head positioning for orthodontic diagnosis based on 3D-CBCT and stereophotogrammetry. Authors: H MARUYAMA, R KANOMI, Japan.Read More
Combining Conebeam Computed Tomographs, Digital Study Models and Three-Dimensional Photography. M Dalstra, TK Pedersen, B Melsen
Date(s): June 18-23, 2012. Source: 88th Congress EOS 2012, Santiago de Compostela, Spain. Presentation: Combining Conebeam Computed Tomographs, Digital Study Models, and Three-Dimensional Photography. Authors: M Dalstra, TK Pedersen, B Melsen, Department of Orthodontics, Aarhus University, Denmark.Read More
One year postoperative hard and soft tissue volumetric changes after a BSSO mandibular advancement. TJJ Maal, MJJ de Koning, JM Plooij, LM Verhamme, FA Rangel, SJ Bergé, WA Borstlap.
Date: May 2012 Source: International Journal of Oral and Maxillofacial Surgery; Volume 41(9), pp 1137-45. Abstract: In this study, cone beam computed tomography (CBCT) and three dimensional (3D) stereophotogrammetry are used to compare the 3D skeletal and soft tissue changes caused by a bilateral sagittal split osteotomy (BSSO) 1 year after a mandibular advancement. Eighteen […]Read More
Three-Dimensional Imaging and Software Advances in Orthodontics. A Ghoneima, E Allam, K Kula, and LJ Windsor
Chapter 8: Three-Dimensional Imaging and Software Advances in Orthodontics. Date: March 2012 Source: Orthodontics – Basic Aspects and Clinical Considerations, Edited by Prof. Farid Bourzgui Abstract: The book reflects the ideas of nineteen academic and research experts from different countries. The purpose of this chapter is to update orthodontists about the current options and applications […]Read More
Maxillary, mandibular, and chin advancement: treatment planning based on airway anatomy in obstructive sleep apnea. SA Schendel, N Powell, R Jacobson.
Date: March 2011 Source: Journal of Oral Maxillofacial Surgery, 69(3): 663-76. Abstract: Surgical correction of obstructive sleep apnea (OSA) syndrome involves understanding a number of parameters, of which the 3-dimensional airway anatomy is important. Visualization of the upper airway based on cone beam computed tomography scans and automated computer analysis is an aid in understanding […]Read More
Automated 3-Dimensional Airway Analysis from Cone-Beam Computed Tomography Data. SA Schendel and D Hatcher
Date: March 2010. Source: Journal of Oral Maxillofacial Surgery, Volume 68, Issue 3, Pages 696-701. Description: Evaluation of the airway using CT data is 3D and more precise than using traditional cephalometric radiographs but requires considerable manual manipulation of the data to achieve objective measurements. Medical CT has been used to study the airway changes […]Read More